"All ready, boys?" "Wait a minute, Jack." "Can't wait; life is too short " cried Jack Rover gayly. He was seated at the front of a long bobsled holding six boys. "Remember, we've got to be back at the Hall in half an hour." "Please don't mention it " pleaded Randy Rover, his cousin. "Hi, you fellows are you going to race or not?" came from another youth on a bobsled standing close by.